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LBK458: red dwarf star with 9 planets

  LBK458.1   LBK458.2  
LBK458.3
 
LBK458.4
 
LBK458.5
 
LBK458.6
  LBK458.7  
LBK458.8
  LBK458.9  

Solar system 'LBK458' comprises the star 'LBK458' and the retinue of celestial objects gravitationally bound to it: 9 planets and their 676 moons, as well as asteroids, meteoroids, planetoids, comets, and interplanetary dust.

The principal component of this star system is the star 'LBK458', a red dwarf class star that contains about 99.63% of the system's known mass and dominates it gravitationally. LBK458 is located more than 5223 lightyears from the center of the galaxy.

This solar system comprises 9 planets

LBK458.1 is a small terrestrial planet (4927 km radius) which orbits its star in 209 Earth days, one day on LBK458.1 lasts 19 Earth hours. Its average temperature is 538 K (265 C), its atmosphere mainly consists of nitrogen, oxygen and it has 2 moons.
LBK458.2 is a large terrestrial planet (7674 km radius) which orbits its star in 384 Earth days, one day on LBK458.2 lasts 13 Earth hours. Its average temperature is 478 K (205 C), its atmosphere mainly consists of nitrogen and it has 14 moons.
LBK458.3 is a large gas giant (68059 km radius) which orbits its star in 125026 Earth days, one day on LBK458.3 lasts 9 Earth hours. Its average temperature is 1062 K (789 C), its atmosphere mainly consists of hydrogen and it has 77 moons.
LBK458.4 is a massive terrestrial planet (16682 km radius) which orbits its star in 229687 Earth days, one day on LBK458.4 lasts 9 Earth hours. Its average temperature is 1646 K (1373 C), its atmosphere mainly consists of hydrogen, helium and it has 47 moons.
LBK458.5 is a huge terrestrial planet (13847 km radius) which orbits its star in 421963 Earth days, one day on LBK458.5 lasts 10 Earth hours. Its average temperature is 1334 K (1061 C), its atmosphere mainly consists of hydrogen, helium and it has 135 moons.
LBK458.6 is a large gas giant (55783 km radius) which orbits its star in 775196 Earth days, one day on LBK458.6 lasts 9 Earth hours. Its average temperature is 1032 K (759 C), its atmosphere mainly consists of hydrogen, helium and it has 44 moons.
LBK458.7 is a medium gas giant (31315 km radius) which orbits its star in 1424126 Earth days, one day on LBK458.7 lasts 9 Earth hours. Its average temperature is 1533 K (1260 C), its atmosphere mainly consists of hydrogen, helium and it has 173 moons.
LBK458.8 is a very large terrestrial planet (10278 km radius) which orbits its star in 2616287 Earth days, one day on LBK458.8 lasts 11 Earth hours. Its average temperature is 1202 K (929 C), its atmosphere mainly consists of hydrogen and it has 136 moons.
LBK458.9 is a large terrestrial planet (8855 km radius) which orbits its star in 3439198 Earth days, one day on LBK458.9 lasts 12 Earth hours. Its average temperature is 1942 K (1669 C), its atmosphere mainly consists of and it has 48 moons.
More planetary details...

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Planetary Orbits

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Planetary Statistics

planet:LBK458.1LBK458.2LBK458.3LBK458.4LBK458.5
distance from star:47*106 km71*106 km3398*106 km5097*106 km7645*106 km
radius:4927 km7674 km68059 km16682 km13847 km
mass:956*1021 kg3615*1021 kg2522009*1021 kg37139*1021 kg21240*1021 kg
surface gravity: 2.62 m/s2
0.26 Earths
4.09 m/s2
0.41 Earths
36.3 m/s2
3.71 Earths
8.90 m/s2
0.91 Earths
7.39 m/s2
0.75 Earths
escape velocity:5.089 km/s7.929 km/s70.33 km/s17.23 km/s14.30 km/s
year: 264 LBK458.1 days
209 Earth days
708 LBK458.2 days
384 Earth days
333402 LBK458.3 days
125026 Earth days
612498 LBK458.4 days
229687 Earth days
1012711 LBK458.5 days
421963 Earth days
day:19 hrs13 hrs9 hrs9 hrs10 hrs
axial tilt:11°15°
temperature:538 K
265 C
478 K
205 C
1062 K
789 C
1646 K
1373 C
1334 K
1061 C
atmosphere:73% N2
26% O2
1% CO2
0% other
87% N2
8% O2
5% CO2
0% other
90% H2
10% He
0% other
78% H2
22% He
0% other
78% H2
22% He
0% other
moons:2147747135
rings:00231823

planet:LBK458.6LBK458.7LBK458.8LBK458.9
distance from star:11468*106 km17202*106 km25803*106 km30964*106 km
radius:55783 km31315 km10278 km8855 km
mass:1388658*1021 kg245667*1021 kg8685*1021 kg5554*1021 kg
surface gravity: 29.7 m/s2
3.03 Earths
16.7 m/s2
1.70 Earths
5.48 m/s2
0.56 Earths
4.72 m/s2
0.48 Earths
escape velocity:57.64 km/s32.36 km/s10.62 km/s9.150 km/s
year: 2067189 LBK458.6 days
775196 Earth days
3797669 LBK458.7 days
1424126 Earth days
5708262 LBK458.8 days
2616287 Earth days
6878396 LBK458.9 days
3439198 Earth days
day:9 hrs9 hrs11 hrs12 hrs
axial tilt:58°23°
temperature:1032 K
759 C
1533 K
1260 C
1202 K
929 C
1942 K
1669 C
atmosphere:84% H2
16% He
0% other
81% H2
19% He
0% other
91% H2
9% He
0% other
100% other
moons:4417313648
rings:110240

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